SKU

Nominal diameter (DN, mm):	50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 500, 600, 700, 800, 900, 1000, 1200.
Nominal pressure (Pwork, PN):	25 bar
Working environment temperature:	up to +150°C

Overview Model overview Those. information Download Colors DOP, CAD

Overview

Bellows compensating device.

The bellows expansion device is equipped with a multilayer stainless steel bellows, welded ends and a protective cover, guides to prevent torsional rotation and a washer for additional installation of the pre-stretching mechanism. The product is equipped with lifting and pre-stretching eyelets.

Specifications are shown in Table 1.

Model overview

Those. information

SKU - detailed description

СКУ

table 1

Callout	Nominal diameter	Nominal pressure	Dimensions					Axial compensating ability		Estimated weight	Calculated stiffness	Estimated effective area
	DN	РN	dr	s	D	h	L	Δ	±λ	Estimated weight	С_λ	S_эф
	мм mm	Бар bar	мм mm	мм mm	мм mm	мм mm	мм mm	мм mm	мм mm	кг kg	Н/мм N/mm	см² cm²
СКУ 50-25-70	50	25	57	3,5	159	122,5	748	70	35	16	360,85	60,67
СКУ 65-25-70	65	25	76	4,0	159	122,5	593	70	35	13	360,85	60,67
СКУ 80-25-70	80	25	89	4,0	159	125	589	70	35	15	302,93	83,47
СКУ 100-25-100	100	25	108	4,0	185	135	666	100	50	18	268,62	118,05
СКУ 125-25-100	125	25	133	5,0	219	150	678	100	50	27	373,07	155,04
СКУ 150-25-100	150	25	159	5,0	245	217,5	685	100	50	40	368,67	238,06
СКУ 200-25-160	200	25	219	8,0	325	260	829	160	80	75	458,95	459,16
СКУ 250-25-160	250	25	273	8,0	377	285	796	160	80	86	447,84	686,23
СКУ 300-25-180	300	25	325	8,0	426	310	880	180	90	112	536,12	963,16
СКУ 400-25-190	400	25	426	9,0	550	375	941	190	95	169	846,57	1630,98
СКУ 500-25-200	500	25	530	8,0	630	422,5	959	200	100	197	1032,36	2468,29
СКУ 600-25-200	600	25	630	10,0	765	475	927	200	100	294	1266,25	3425,34
СКУ 700-25-210	700	25	720	10,0	855	520	920	210	105	322	1494,54	4488,83
СКУ 800-25-210	800	25	820	12,0	960	572,5	991	210	105	422	1439,95	5780,47
СКУ 900-25-210	900	25	920	14,0	1065	627,5	946	210	105	490	1727,42	7241,25
СКУ 1000-25-220	1000	25	1020	14,0	1160	680	945	220	110	540	2083,7	8841,39
СКУ 1200-25-220	1200	25	1220	16,0	1370	785	958	220	110	720	2900,45	12522,48

ПNote:
1. Variants with other technical parameters are possible.
2. The product can be completed with a pre-stretching mechanism in the amount of 1 piece.
3. The estimated weight of the expansion joint may differ from the actual weight.
4. The appearance of the structure may vary.